NPPES file of Aug 9, 2026

Matthew Paul Coster, MD

Internal Medicine Physician · Washington, DC

Matthew Paul Coster, MD is an internal medicine physician with a practice address in Washington, District of Columbia, and NPI 1992265821, issued on Mar 25, 2019. Check the license (District of Columbia MD210001881, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992265821
Name
Matthew Paul Coster
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
MD210001881 DC
MTL005229 DC
Self-reported in NPPES; status is on the state search
Practice location
3800 Reservoir RD NW, Washington, DC 20007
Phone
(202) 444-8168
Enumerated
Mar 25, 2019
Record last updated
Sep 15, 2023
Medicare enrollment
Enrolled (PECOS I20220804000063); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3800 Reservoir RD NW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Miriam Abadie, M.D.Student in an Organized Health Care Education/Training Program1194168120
  2. Kathleen AbalosInternal Medicine Physician1831451764
  3. Fuad AbbasStudent in an Organized Health Care Education/Training Program1467256834
  4. Valiollah AbbassiPediatric Endocrinology Physician1073511275
  5. Ahmed AbdelfatahStudent in an Organized Health Care Education/Training Program1326918269
  6. Zeinab Abdi, M.D.Pediatrics Physician1861781437

Verify Matthew Paul Coster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license MD210001881
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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96% fewer Medicare Part D claims than the average internal medicine physician in 2024

129 Medicare Part D claims for 49 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 15 claims were for opioids.

  1. Matthew Coster129
  2. Specialty average3,176

Most prescribed

  1. Hydrochlorothiazide12 claims
  2. Oxycodone Hcl11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%53.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Medstar Medical Group II LLCWashington, DC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Matthew Paul Coster among 901 internal medicine physician records in District of Columbia

Matthew Paul Coster, MD is one of 901 internal medicine physician records with a practice address in District of Columbia. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 85% of them.

  • NPI issued2019 · 85% of these records are older, 11% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2019 · median 2008 among the 513 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

891 internal medicine physician records list a practice address in Washington

They are 891 of the 45,857 NPPES records with a practice address in Washington, and 901 internal medicine physician records in District of Columbia.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Amy BurkeWashington, DC 200071225036379
  2. Marilee ColeWashington, DC 200071942208004
  3. Michael DonnellyWashington, DC 200071225036296
  4. Priscilla FurthWashington, DC 200071366471245
  5. Jeanne Mandelblatt, MDWashington, DC 200071760481303
  6. Eileen MooreWashington, DC 200071053309427
  7. Dennis MurphyWashington, DC 200071679561930
  8. Chanigan Nilubol, M.D.Washington, DC 200071801844451

Common questions

What is Matthew Paul Coster, MD's NPI number?

Matthew Paul Coster, MD's National Provider Identifier (NPI) is 1992265821, issued on Mar 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Paul Coster, MD located?

The NPPES record lists a practice address at 3800 Reservoir RD NW, Washington, DC, 20007. Phone: (202) 444-8168. Providers update this record themselves, so call before visiting.

How can I verify Matthew Paul Coster, MD's license?

NPPES lists District of Columbia license number MD210001881, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Matthew Paul Coster, MD prescribe under Medicare Part D?

In 2024, Matthew Paul Coster, MD had 129 Medicare Part D claims for 49 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Matthew Paul Coster, MD's MIPS final score?

The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.